SBAU409A September   2022  – November 2022

 

  1.   Abstract
  2.   Trademarks
  3. 1Overview
    1. 1.1 ADS9218EVM-PDK Features
    2. 1.2 ADS9218EVM Features
  4. 2Analog Interface
    1. 2.1 ADS9218 Device Connections
    2. 2.2 ADC Differential Input Fully Differential Amplifier (FDA)
    3. 2.3 Common Mode Amplifier Drive
    4. 2.4 Voltage Reference
  5. 3Digital Interface
    1. 3.1 Clock Connection
  6. 4Power Supplies
  7. 5ADS9218EVM Software Installation
  8. 6EVM Operation
    1. 6.1 USB Driver Installation
    2. 6.2 Connecting the Hardware and Starting Software
    3. 6.3 Optional Connections to the EVM
    4. 6.4 Initial Required Setup on the Config Tab
    5. 6.5 Initial Required Setup on the Capture Tab
  9. 7Bill of Materials, Schematics, and Layout
    1. 7.1 Bill of Materials (BOM)
    2. 7.2 Schematics
    3. 7.3 Layout
  10. 8Revision History

7.2 Schematics

Figure 7-1 shows the amplifier drive circuit, voltage reference connections, common-mode amplifiers, external clock connections, and ADC decoupling.

Figure 7-1 ADS9218EVM ADC Connections, Amplifiers, and Reference Schematic

Figure 7-2 shows the boost converters and the low-dropout regulators for internal and external power connections.

Figure 7-2 ADS9218EVM Power Section

Figure 7-3 shows the connector that connects the ADS9218EVM connector to the TSWDC155EVM. This connector has digital and power connections.

Figure 7-3 ADS9218EVM Connector to TSWDC155EVM